National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Overcast

24°F

-4°C

Humidity 74%
Wind Speed Calm
Barometer 30.29 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 8 Dec 4:15 am MST
Extended Forecast for

Grand Lake CO

High Wind Watch December 9, 12:00am until December 10, 12:00am
Click here for hazard details and duration
High Wind Watch

  • Overnight

    Overnight: A 30 percent chance of snow. Cloudy, with a steady temperature around 16. Southwest wind around 10 mph, with gusts as high as 16 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow

  • Monday

    Monday: A 50 percent chance of snow, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 31. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Breezy.
    Chance Snow
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. Breezy, with a southwest wind 15 to 17 mph, with gusts as high as 28 mph.

    Low: 16 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 35. Windy, with a west wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 35 °F

    Slight Chance
    Snow and
    Windy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 27. Windy, with a west wind 20 to 25 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 38 mph.

    Low: 27 °F

    Chance Snow
    and Windy

  • Wednesday

    Wednesday: A 50 percent chance of snow. Mostly cloudy, with a high near 38. Breezy.

    High: 38 °F

    Chance Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 28. Breezy.

    Low: 28 °F

    Slight Chance
    Snow and
    Breezy

  • Thursday

    Thursday: A slight chance of snow. Mostly sunny, with a high near 41. Breezy.

    High: 41 °F

    Slight Chance
    Snow and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22. Breezy.

    Low: 22 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow. Cloudy, with a steady temperature around 16. Southwest wind around 10 mph, with gusts as high as 16 mph. Total nighttime snow accumulation of less than a half inch possible.
Monday
A 50 percent chance of snow, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 31. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 16. Breezy, with a southwest wind 15 to 17 mph, with gusts as high as 28 mph.
Tuesday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 35. Windy, with a west wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 27. Windy, with a west wind 20 to 25 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 38 mph.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 38. Breezy.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 28. Breezy.
Thursday
A slight chance of snow. Mostly sunny, with a high near 41. Breezy.
Thursday Night
Partly cloudy, with a low around 22. Breezy.
Friday
Mostly sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 19.
Saturday
Sunny, with a high near 41.
Saturday Night
Mostly clear, with a low around 15.
Sunday
Sunny, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.23°N 105.82°W (Elev. 9199 ft)
Last Update:
3:27 am MST Dec 8, 2025
Forecast Valid:
4am MST Dec 8, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation